# SIERA vs Kplus mobil

The clearest difference is update cadence: SIERA at weekly against Kplus mobil's every 5 weeks. Kplus mobil's advantage is iOS requirement (11.3 vs 15.0). On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

SIERA ships an update weekly, Kplus mobil every 5 weeks. The most recent releases landed on October 24, 2026 and September 26, 2026 respectively.

## The numbers

| Metric | SIERA | Kplus mobil |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Weekly** | Every 5 weeks |
| Size | 126 MB | 144 MB |
| Requires iOS | 15.0 | **11.3** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 12+ |
| Developer | [sharesuite GmbH](https://appshunter.io/developer/1100115413) | [Koram SoftwareentwicklungsgmbH](https://appshunter.io/developer/1505712936) |

## What reviewers say

### SIERA

[App page](https://appshunter.io/ios/app/siera/id1100115414)

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases:** none


### Kplus mobil

[App page](https://appshunter.io/ios/app/kplus-mobil/id1507371609)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is SIERA free?

SIERA is free to download, with no in-app purchases.

### Is Kplus mobil free?

Kplus mobil is free to download, with no in-app purchases.

### Do SIERA or Kplus mobil have ads?

Neither SIERA nor Kplus mobil shows ads.

### Which is updated more often, SIERA or Kplus mobil?

SIERA ships an update weekly, and Kplus mobil every 5 weeks. Most recently, SIERA was updated on October 24, 2026 and Kplus mobil on September 26, 2026.

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*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*